# DeepSeek vs Fellou

> DeepSeek: Free AI chat app and low-cost API running DeepSeek's open-weights V4 models
> Fellou: Agentic AI browser that plans and runs multi-step web tasks for you

- DeepSeek profile: https://finderatlas.com/tools/deepseek
- Fellou profile: https://finderatlas.com/tools/fellou
- Comparison page: https://finderatlas.com/compare/deepseek-vs-fellou
- Last reviewed: October 2026

## Verdict

DeepSeek is listed under AI Assistants and Fellou under AI Agents. DeepSeek scores higher in FinderAtlas's editorial review (8.8 vs 7.3 out of 10), led by ease of use. Both have a free plan or trial. Only DeepSeek is available on Web, Windows and iOS and offers an API.

### Choose DeepSeek if

- You want a tool built for Low-cost API integration.
- Web chat and mobile apps are free.
- API output costs from $0.60 per 1M tokens (Flash, off-peak), well below most frontier providers.

### Choose Fellou if

- You want a tool built for Multi-source research reports, repetitive web workflows, data collection and form filling, scheduled recurring tasks.
- Shows an editable plan before executing, with approve, pause and stop controls on each step.
- Combines browser automation, deep research and local computer control in one app.

## Pricing

| | DeepSeek | Fellou |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | DeepSeek | Fellou |
| --- | --- | --- |
| V4 model family | Yes | Not listed |
| Thinking mode | Yes | Not listed |
| Open weights | Yes | Not listed |
| OpenAI and Anthropic compatible API | Yes | Not listed |
| Tool calls and JSON output | Yes | Not listed |
| Search and Fetch APIs | Yes | Not listed |
| Agent tool integrations | Yes | Not listed |
| DeepSeek Harness | Yes | Not listed |
| Vision on Flash | Yes | Not listed |
| Deep Action | Not listed | Yes |
| Deep Search | Not listed | Yes |
| Browser Use | Not listed | Yes |
| Computer Use | Not listed | Yes |
| Agentic Memory | Not listed | Yes |
| Scheduled Tasks | Not listed | Yes |
| Background Multitasking | Not listed | Yes |
| Multiple Output Types | Not listed | Yes |
| Step-Level Control | Not listed | Yes |
| Eko Framework | Not listed | Yes |

## Platforms

| Platform | DeepSeek | Fellou |
| --- | --- | --- |
| Web | Yes | No |
| Windows | Yes | No |
| macOS | Yes | Yes |
| iOS | Yes | No |
| Android | Yes | No |
| API | Yes | No |
| Browser Extension | No | No |

## DeepSeek strengths

- Web chat and mobile apps are free
- API output costs from $0.60 per 1M tokens (Flash, off-peak), well below most frontier providers
- Open weights for V4 and earlier models on Hugging Face
- 1M-token context and 384K max output on both API models
- API works with both OpenAI and Anthropic SDKs and several coding agents

## DeepSeek limitations

- Peak-hour API rates are double the off-peak rates on weekday mornings UTC
- deepseek-v4-pro does not support vision input
- No image generation
- Data is processed by a company based in China, which some organizations cannot accept

## Fellou strengths

- Shows an editable plan before executing, with approve, pause and stop controls on each step.
- Combines browser automation, deep research and local computer control in one app.
- Displays estimated Spark cost before a workflow runs, according to a reviewer.
- Free tier and a $19/month entry plan make it cheap to try.
- Open-source Eko framework (MIT) from the same team for custom agents.

## Fellou limitations

- Reviewers report it can loop or stall on complex or dynamic layouts and cannot reliably get past CAPTCHAs.
- Credit-based pricing: the Free plan's 1,000 Sparks cover only about 4 tasks, and cost varies with workflow length.
- No mobile app found; desktop only.
- Page context is processed by cloud AI, which security commentators flag as an attack-surface and privacy concern.

## FAQ

**Is DeepSeek better than Fellou?**

It depends on your workflow. DeepSeek is built for Low-cost API integration. Fellou is built for Multi-source research reports, repetitive web workflows, data collection and form filling, scheduled recurring tasks.

**What are the key feature differences between DeepSeek and Fellou?**

DeepSeek: Free AI chat app and low-cost API running DeepSeek's open-weights V4 models. Fellou: Agentic AI browser that plans and runs multi-step web tasks for you.

**Does DeepSeek or Fellou have a free plan?**

Yes, both do. DeepSeek is freemium and Fellou is freemium, and each has a free plan or trial.

**Which is cheaper, DeepSeek or Fellou?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.